The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 26, 2013
Filed:
Dec. 12, 2007
Oliver Gerundt, Friolzheim, DE;
Bernhard Schlagmueller, Moeglingen, DE;
Ulrich Kappenstein, Knittlingen, DE;
Yang Shen, Stuttgart, DE;
Carolin Scholler, Marbach Am Neckar, DE;
Oliver Gerundt, Friolzheim, DE;
Bernhard Schlagmueller, Moeglingen, DE;
Ulrich Kappenstein, Knittlingen, DE;
Yang Shen, Stuttgart, DE;
Carolin Scholler, Marbach Am Neckar, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
In a device and a method for actuating a clutch of a transmission for transmitting a torque from at least one drive shaft to at least one driven shaft, at least one hydraulically triggered piston acts on a clutch spring element, and a pump that is hydraulically connected to the piston. A reservoir is provided, which is filled with hydraulic fluid and hydraulically connected to the piston and the pump in such a way that the piston is actuated either by the pump or by the reservoir.